This program shows the greatest number between three numbers using if-else-if statement. It takes three numbers as input from user and output the greatest number.
C++ Program
#include<iostream>
using namespace std;
int main() {
int num1,num2,num3;
cout<<" Enter value for first number";
cin>>num1;
cout<<" Enter value for second number";
cin>>num2;
cout<<" Enter value for third number";
cin>>num3;
if(num1>num2&&num1>num3) {
cout<<" First number is greatest:"<<endl<<"whick is= "<<num1;
} else if(num2>num1&&num2>num3) {
cout<<" Second number is greatest"<<endl<<"whick is= "<<num2;
} else {
cout<<" Third number is greatest"<<endl<<"whick is= "<<num3;
}
return 0;
}